Serotonin has been shown to be the key neurotransmitter linked to mood, happiness, and positive outlook. With this in mind, New Mood™ is designed to be the most effective natural serotonin booster ever created. Combining the two raw sources of serotonin, L-tryptophan and 5-HTP, with a converting catalyst, Vitamin B6, New Mood™ is a serotonin boosting powerhouse.